#011528#011528

#011528 is a very dark, muted cyan. Relative luminance 0.007; OKLCH L 19.1% C 0.048 H 247.5°. Best body text is #FFFFFF at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#011528
RGB	rgb(1, 21, 40)
HSL	hsl(209, 95%, 8%)
HSV	hsv(209, 98%, 16%)
CMYK	cmyk(97.5%, 47.5%, 0%, 84.3%)
CIE-LAB	lab(6.29, 0.08, -15.27)
CIE-LCH	lch(6.29, 15.27, 270.32°)
OKLab	oklab(19.05% -0.0184 -0.0443)
OKLCH	oklch(19.05% 0.048 247.5)
XYZ	xyz(0.6635, 0.6959, 2.1064)
Luminance	0.0070 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011528 #281401

analogous

#012827 #011528 #010128

triadic

#011528 #280115 #152801

tetradic

#011528 #270128 #281401 #012801

square

#011528 #270128 #281401 #012801

split-complementary

#011528 #280101 #282701

monochromatic

#01101E #01101E #011528 #023464 #04549F

Accessibility & contrast

On white

18.43

#011528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#011528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011528

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011528	#FFFFFF	#000000	##FFFFFF
##011528	1.00	18.43	1.14	18.43
#FFFFFF	18.43	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1629

Deuteranopia (green-blind)

#061228

Tritanopia (blue-blind)

#001A1C

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #011528;
/* rgb */ color: rgb(1, 21, 40);
/* oklch */ color: oklch(19.1% 0.048 247.5);

Tailwind

colors: {
  custom: {
    50: '#475262',
    500: '#011528',
    950: '#000000',
  },
}

SCSS

$custom: #011528;
$custom-light: #475262;
$custom-dark: #000000;

JSON

{
  "hex": "#011528",
  "rgb": {
    "r": 1,
    "g": 21,
    "b": 40
  },
  "hsl": {
    "h": 209.231,
    "s": 95.122,
    "l": 8.039
  },
  "oklch": {
    "l": 0.19052,
    "c": 0.04795,
    "h": 247.5
  },
  "luminance": 0.00696
}

Semantic roles & 50–950 ramp

primary

#011528

secondary

#6F4116

accent

#9129FF

background

#F4F4F5

surface

#E6E7EA

border

#C2C3C6

text

#000205

muted

#777879

Preview Lab

Preview with #011528

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →